Japan striker Yuya Osako was unable to make a winning return to the pitch Monday on his 30th birthday as Werder Bremen slumped to a 4-1 home defeat by title-chasing Bayer Leverkusen in the resumed Bundesliga.Kai Havertz scored a first-half brace and Kerem Demirbay and Mitchell Weiser had second-half strikes for the visitors as the two clubs became the last to return to action following the resumption of the German top flight in empty stadiums on Saturday.Osako came on as a second-half substitute for relegation-threatened Bremen at the Weserstadion. Having suffered a thigh injury last fall, …READ FULL ARTICLE